Security Advisories Hub

Security Advisories

All Security Advisories

Browse every advisory by affected product, operating system, or severity. Select a category to filter and paginate through the results.

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Products

cPanel 120 CloudLinux 32 WHMCS 22 DirectAdmin 20 CSF 16 Plesk 16 LiteSpeed 11 WordPress 8 Imunify360 7 Virtualizor 3 JetBackup 2

Operating Systems

AlmaLinux 9 103 AlmaLinux 8 93 Ubuntu 22.04 43 CloudLinux 8 38 CloudLinux 9 38 CentOS 7 30 Ubuntu 20.04 29 CloudLinux 7 25 Debian 12 18 Debian 11 13 AlmaLinux 10 2

Severity

High 183 Medium 74 Critical 74 Low 8

Latest Advisories

339 advisories
Critical 2026-09-08

WHMCS 9.0.8 Security Update

WHMCS
High 2026-09-08

WHMCS 9.0.7 Security Update

WHMCS
High 2026-09-08

WHMCS 9.0.6 Security Update

WHMCS
High 2026-09-08

WHMCS 9.0.5 Security Update

WHMCS
Critical 2026-09-08

WHMCS 9.0.4 Security Update

WHMCS
High 2026-09-08

WHMCS 9.0.2 Security Update

WHMCS
High 2026-09-08

WHMCS 9.0.0 Security Update

WHMCS
Medium 2026-09-08

LiteSpeed CVE-2026-15345

LiteSpeed
High 2026-09-08

LiteSpeed CVE-2026-18978: Cross-Site Scripting (XSS)

LiteSpeed
Medium 2026-09-08

LiteSpeed CVE-2026-3129: Cross-Site Scripting (XSS)

LiteSpeed
Critical 2026-09-08

Security: Privilege Escalation via Phusion Passenger’s Watchdog API

CloudLinux cPanel CentOS 7 CloudLinux 7
Critical 2026-09-08

Security: GCVE-25-2026-07-45-3 Exim .forward Privilege Escalation

cPanel